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getID3() is a PHP script that extracts useful information (such as ID3 tags, bitrate, playtime, etc.) from MP3s & other multimedia file formats (Ogg, WMA, WMV, ASF, WAV, AVI, AAC, VQF, FLAC, MusePack, Real, QuickTime, Monkey's Audio, MIDI and more).
Audacity is a free, easy-to-use, multi-track audio editor and recorder for Windows, Mac OS X, GNU/Linux and other operating systems.
Audacity is free software, developed by a group of volunteers and distributed under the GNU General Public License (GPL). Programs like Audacity are also called open source software, because their source code is available for anyone to study or use. There are thousands of other free and open source programs, including the Firefox web browser, the...
Kwave is a sound editor for the KDE environment. It is written with KDE/QT and is extendable through a powerful plugin interface. For the moment it supports .wav files and many other formats, recording/playback via PulseAudio, Qt Multimedia, OSS and ALSA and some simple effects
Weakening effect on the MP3 audio encoder
and the assimilation of the spectral characteristics of the source.
Produced by applying empirical filter
(derived from an analysis of a pair of flac-mp3)
to the sound in the space R2.
1) Transfer the sound of the space R to R2 (mp3rsrr2);
2) Finding the empirical filter by OLS pair flac-mp3 (mp3rsols);
3) Apply a filter to the sound (mp3rsvalue);
4) Transfer the sound of the space R2 in space R (mp3rsr2r);
A utility to analyse sound files and print out the volume profile of the start and end. The idea is to embed those profiles in metadata so players can do intelligent mixing between tracks. Supports FLAC and MP3. Implemented in http://git.musicpd.org